.container {
    display: flex;
    // justify-content: center;
    align-items: center;
    flex-direction: column;
    height: 100%;
}
.control {
    width: 720px;
    display: flex;
    align-items: center;
    // outline: 1px solid red;
}
.control_label {
    margin-left: 30px;
}
.control_line_width {
    width: 80px;
}
.control_save {
    margin: 0 10px 0 20px;
}
.canvas {
    margin-top: 15px;
    width: 720px;
    height: 540px;
    border: 1px solid var(--el-border-color-darker);
    cursor: pointer;
}